import { rconServers } from "@minecraft-account-manager/database";
import { asc } from "drizzle-orm";
import { RconConsole, type RconTerminalNotice } from "@/components/rcon-console";
import { db } from "@/lib/database";

export const dynamic = "force-dynamic";

const savedMessages: Record<string, string> = {
  created: "RCON connection created.",
  updated: "RCON connection updated.",
  enabled: "RCON connection enabled.",
  disabled: "RCON connection disabled.",
  deleted: "RCON connection deleted.",
  tested: "RCON authentication succeeded.",
};

const errorMessages: Record<string, string> = {
  "invalid-connection": "Enter a valid DNS hostname, port, name, and password.",
  "duplicate-name": "Connection names must be unique.",
  configuration: "RCON credential encryption is not configured.",
  "save-failed": "The RCON connection could not be saved.",
  "unknown-connection": "That RCON connection no longer exists.",
  "confirmation-required": "Confirm the connection before deleting it.",
  "connection-unavailable": "The connection is invalid or its credential is unavailable.",
  "test-busy": "Another RCON operation is already using that server.",
  "test-timeout": "RCON authentication timed out.",
  "test-unavailable": "The RCON server was unavailable or rejected authentication.",
};

function queryValue(value: string | string[] | undefined) {
  return Array.isArray(value) ? value[0] : value;
}

export default async function RconPage({
  searchParams,
}: {
  searchParams: Promise<Record<string, string | string[] | undefined>>;
}) {
  const query = await searchParams;
  const saved = queryValue(query.saved);
  const error = queryValue(query.error);
  const notice: RconTerminalNotice | undefined = error
    ? { status: "error", message: errorMessages[error] ?? "The RCON operation failed." }
    : saved
      ? { status: "success", message: savedMessages[saved] ?? "RCON settings saved." }
      : undefined;
  const servers = await db.select({
    id: rconServers.id,
    name: rconServers.name,
    host: rconServers.host,
    port: rconServers.port,
    enabled: rconServers.enabled,
  }).from(rconServers).orderBy(asc(rconServers.name));

  return (
    <main className="mx-auto max-w-6xl px-6 py-14">
      <header className="border-b border-line pb-8">
        <p className="font-mono text-xs font-bold uppercase tracking-[0.25em] text-accent">Server operations</p>
        <h1 className="mt-4 font-display text-5xl font-black uppercase sm:text-7xl">RCON</h1>
        <p className="mt-5 max-w-2xl text-sm leading-6 text-muted">Select and manage a connection, then run commands through the portal backend. Credentials are never sent to the browser.</p>
      </header>

      <section className="mt-10">
        <div className="flex flex-col gap-3 sm:flex-row sm:items-end sm:justify-between">
          <div>
            <p className="font-mono text-[9px] font-bold uppercase tracking-widest text-muted">Command proxy</p>
            <h2 className="mt-2 font-display text-3xl font-black uppercase">Terminal</h2>
          </div>
          <p className="max-w-xl text-xs leading-5 text-muted">Only the latest bounded response is shown. Commands and responses are not saved as console history.</p>
        </div>
        <RconConsole notice={notice} servers={servers} />
      </section>
    </main>
  );
}